278728632

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2239}}^1$

素因数の和:2290

約数の個数: 192

約数和(自身を含む): 978432000

約数和(自身を除く): 699703368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 21, 24, 26, 28, 36, 38, 39, 42, 52, 56, 57, 63, 72, 76, 78, 84, 91, 104, 114, 117, 126, 133, 152, 156, 168, 171, 182, 228, 234, 247, 252, 266, 273, 312, 342, 364, 399, 456, 468, 494, 504, 532, 546, 684, 728, 741, 798, 819, 936, 988, 1064, 1092, 1197, 1368, 1482, 1596, 1638, 1729, 1976, 2184, 2223, 2239, 2394, 2964, 3192, 3276, 3458, 4446, 4478, 4788, 5187, 5928, 6552, 6717, 6916, 8892, 8956, 9576, 10374, 13434, 13832, 15561, 15673, 17784, 17912, 20151, 20748, 26868, 29107, 31122, 31346, 40302, 41496, 42541, 47019, 53736, 58214, 62244, 62692, 80604, 85082, 87321, 94038, 116428, 124488, 125384, 127623, 141057, 161208, 170164, 174642, 188076, 203749, 232856, 255246, 261963, 282114, 297787, 340328, 349284, 376152, 382869, 407498, 510492, 523926, 553033, 564228, 595574, 611247, 698568, 765738, 814996, 893361, 1020984, 1047852, 1106066, 1128456, 1191148, 1222494, 1531476, 1629992, 1659099, 1786722, 1833741, 2095704, 2212132, 2382296, 2444988, 2680083, 3062952, 3318198, 3573444, 3667482, 3871231, 4424264, 4889976, 4977297, 5360166, 6636396, 7146888, 7334964, 7742462, 9954594, 10720332, 11613693, 13272792, 14669928, 15484924, 19909188, 21440664, 23227386, 30969848, 34841079, 39818376, 46454772, 69682158, 92909544, 139364316, 278728632]

約数ペア:

[(1, 278728632), (2, 139364316), (3, 92909544), (4, 69682158), (6, 46454772), (7, 39818376), (8, 34841079), (9, 30969848), (12, 23227386), (13, 21440664), (14, 19909188), (18, 15484924), (19, 14669928), (21, 13272792), (24, 11613693), (26, 10720332), (28, 9954594), (36, 7742462), (38, 7334964), (39, 7146888), (42, 6636396), (52, 5360166), (56, 4977297), (57, 4889976), (63, 4424264), (72, 3871231), (76, 3667482), (78, 3573444), (84, 3318198), (91, 3062952), (104, 2680083), (114, 2444988), (117, 2382296), (126, 2212132), (133, 2095704), (152, 1833741), (156, 1786722), (168, 1659099), (171, 1629992), (182, 1531476), (228, 1222494), (234, 1191148), (247, 1128456), (252, 1106066), (266, 1047852), (273, 1020984), (312, 893361), (342, 814996), (364, 765738), (399, 698568), (456, 611247), (468, 595574), (494, 564228), (504, 553033), (532, 523926), (546, 510492), (684, 407498), (728, 382869), (741, 376152), (798, 349284), (819, 340328), (936, 297787), (988, 282114), (1064, 261963), (1092, 255246), (1197, 232856), (1368, 203749), (1482, 188076), (1596, 174642), (1638, 170164), (1729, 161208), (1976, 141057), (2184, 127623), (2223, 125384), (2239, 124488), (2394, 116428), (2964, 94038), (3192, 87321), (3276, 85082), (3458, 80604), (4446, 62692), (4478, 62244), (4788, 58214), (5187, 53736), (5928, 47019), (6552, 42541), (6717, 41496), (6916, 40302), (8892, 31346), (8956, 31122), (9576, 29107), (10374, 26868), (13434, 20748), (13832, 20151), (15561, 17912), (15673, 17784)]